There is a set of expectations about changes in an individual at a certain age based upon the norms of development. This set is known as a developmental task. The developmental tasks at different stages are as follows:

• Prenatal stage: In this stage, the child is completely dependent on the mother for nourishment. There is the rapid development of physical systems and organs.
• Neonatal stage: The child is still dependent on the mother and there is the development of initial reflexes. 
• Infancy: This stage is associated with motor, cognitive and psychosocial development as well as rapid physical development. 
• Early childhood: Although physical development is comparatively slow, we observe increased cognitive and linguistic development. It is also associated with the beginning of socialization. 
• Late childhood: School provides an opportunity for overall development during this stage. There is the development of physical, mental, cognitive, and psychosocial abilities. 
• Adolescence: Rapid visible physical changes occur in this stage. Also, the concept of self-identity and careerrelated awareness begins to develop. 12/8/21, 3:38 PM Maharashtra Board Class 11 Psychology Solutions Chapter 4 Human Development – Maharashtra Board Solutions
• Early adulthood: Individual completes education and chooses his career. He also chooses a suitable partner and gives importance to family responsibilities. 
• Late adulthood: There are more family and occupational responsibilities. Adults in this stage take responsibility of their parents. Also, women go through menopause and men experience andropause. 
• Old age: Retirement life begins in this stage. Leisure is forced on people due to old age. People also experience many health problems. Also, they start thinking about death.